### What problem does this feature solve? <img width="316" height="271" alt="Image" src="https://github.com/user-attachments/assets/451425c7-6786-481a-859c-2f7cbb496bd4" /> 可以实现图片里的合计行效果么，总合计里也按二级维度分组小计。 ### What does the proposed API look like? none
What problem does this feature solve?
可以实现图片里的合计行效果么，总合计里也按二级维度分组小计。
What does the proposed API look like?
none